Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region.
Autor(a) principal: | |
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Data de Publicação: | 2014 |
Outros Autores: | , , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice) |
Texto Completo: | http://www.alice.cnptia.embrapa.br/alice/handle/doc/984991 |
Resumo: | The Brazilian Northeastern dry forest (Caatinga) is one of the diversification centers of Mimosa species. We determined the characteristics of native rhizobia isolates from nodules of Mimosa tenuiflora and Mimosa paraibana grown in pots with soils collected under Caatinga vegetation and compared the restriction ribosomal DNA profiles of the isolates with those of 16 reference strains. All plants formed abundant indeterminate nodules and all nodule isolates formed fast growing colonies. No colony altered the medium to an alkaline reaction and most of them produced low or medium amounts of extracellular polysaccharides. White and creamy colonies predominated among the isolates but orange and green colonies were present. Differences among the isolates from the Mimosa species tested are indicated by the greater phenotypic diversity of those obtained from M. tenuiflora. The analysis of the 16S rDNA gene suggests that the isolates from M. tenuiflora and M. paraibana are closely related and closer to B-rhizobia than to α-rhizobia. However, the similarity with all the tested B-rhizobia reference strains was relatively low suggesting that the isolates may belong to different bacteria species. |
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Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region.Biological nitrogen fixationDiversidadeRhizobiaWild tree legumesDiversityFixação biológica de nitrogênioLeguminosa arbórea selvagemSoil bacteriologyLeguminosaBacteriologia do soloThe Brazilian Northeastern dry forest (Caatinga) is one of the diversification centers of Mimosa species. We determined the characteristics of native rhizobia isolates from nodules of Mimosa tenuiflora and Mimosa paraibana grown in pots with soils collected under Caatinga vegetation and compared the restriction ribosomal DNA profiles of the isolates with those of 16 reference strains. All plants formed abundant indeterminate nodules and all nodule isolates formed fast growing colonies. No colony altered the medium to an alkaline reaction and most of them produced low or medium amounts of extracellular polysaccharides. White and creamy colonies predominated among the isolates but orange and green colonies were present. Differences among the isolates from the Mimosa species tested are indicated by the greater phenotypic diversity of those obtained from M. tenuiflora. The analysis of the 16S rDNA gene suggests that the isolates from M. tenuiflora and M. paraibana are closely related and closer to B-rhizobia than to α-rhizobia. However, the similarity with all the tested B-rhizobia reference strains was relatively low suggesting that the isolates may belong to different bacteria species.WARDSSON LUSTRINO BORGES, CPAF-AP; GUSTAVO RIBEIRO XAVIER, CNPAB; BRUNO MELLO MULATO, CNPAB.FREITAS, A. D. S. deBORGES, W. L.ANDRADE, M. M. de M.SAMPAIO, E. V. de S. B.SANTOS, C. E. de R. e S.PASSOS, S. R.XAVIER, G. R.MULATO, B. M.LYRA, M. do C. C. P. de2014-04-23T11:11:11Z2014-04-23T11:11:11Z2014-04-2320142019-05-29T11:11:11Zinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleAfrican Journal of Microbiology Research, v. 8, n. 8, p. 788-796, Feb., 2014.ISSN 1996-0808.http://www.alice.cnptia.embrapa.br/alice/handle/doc/984991DOI: 10.5897/AJMR2013.6518.enginfo:eu-repo/semantics/openAccessreponame:Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice)instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa)instacron:EMBRAPA2017-08-16T04:18:38Zoai:www.alice.cnptia.embrapa.br:doc/984991Repositório InstitucionalPUBhttps://www.alice.cnptia.embrapa.br/oai/requestopendoar:21542017-08-16T04:18:38falseRepositório InstitucionalPUBhttps://www.alice.cnptia.embrapa.br/oai/requestcg-riaa@embrapa.bropendoar:21542017-08-16T04:18:38Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa)false |
dc.title.none.fl_str_mv |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
title |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
spellingShingle |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. FREITAS, A. D. S. de Biological nitrogen fixation Diversidade Rhizobia Wild tree legumes Diversity Fixação biológica de nitrogênio Leguminosa arbórea selvagem Soil bacteriology Leguminosa Bacteriologia do solo |
title_short |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
title_full |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
title_fullStr |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
title_full_unstemmed |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
title_sort |
Characteristics of nodule bacteria from Mimosa spp grown in soils of the Brazilian semiarid region. |
author |
FREITAS, A. D. S. de |
author_facet |
FREITAS, A. D. S. de BORGES, W. L. ANDRADE, M. M. de M. SAMPAIO, E. V. de S. B. SANTOS, C. E. de R. e S. PASSOS, S. R. XAVIER, G. R. MULATO, B. M. LYRA, M. do C. C. P. de |
author_role |
author |
author2 |
BORGES, W. L. ANDRADE, M. M. de M. SAMPAIO, E. V. de S. B. SANTOS, C. E. de R. e S. PASSOS, S. R. XAVIER, G. R. MULATO, B. M. LYRA, M. do C. C. P. de |
author2_role |
author author author author author author author author |
dc.contributor.none.fl_str_mv |
WARDSSON LUSTRINO BORGES, CPAF-AP; GUSTAVO RIBEIRO XAVIER, CNPAB; BRUNO MELLO MULATO, CNPAB. |
dc.contributor.author.fl_str_mv |
FREITAS, A. D. S. de BORGES, W. L. ANDRADE, M. M. de M. SAMPAIO, E. V. de S. B. SANTOS, C. E. de R. e S. PASSOS, S. R. XAVIER, G. R. MULATO, B. M. LYRA, M. do C. C. P. de |
dc.subject.por.fl_str_mv |
Biological nitrogen fixation Diversidade Rhizobia Wild tree legumes Diversity Fixação biológica de nitrogênio Leguminosa arbórea selvagem Soil bacteriology Leguminosa Bacteriologia do solo |
topic |
Biological nitrogen fixation Diversidade Rhizobia Wild tree legumes Diversity Fixação biológica de nitrogênio Leguminosa arbórea selvagem Soil bacteriology Leguminosa Bacteriologia do solo |
description |
The Brazilian Northeastern dry forest (Caatinga) is one of the diversification centers of Mimosa species. We determined the characteristics of native rhizobia isolates from nodules of Mimosa tenuiflora and Mimosa paraibana grown in pots with soils collected under Caatinga vegetation and compared the restriction ribosomal DNA profiles of the isolates with those of 16 reference strains. All plants formed abundant indeterminate nodules and all nodule isolates formed fast growing colonies. No colony altered the medium to an alkaline reaction and most of them produced low or medium amounts of extracellular polysaccharides. White and creamy colonies predominated among the isolates but orange and green colonies were present. Differences among the isolates from the Mimosa species tested are indicated by the greater phenotypic diversity of those obtained from M. tenuiflora. The analysis of the 16S rDNA gene suggests that the isolates from M. tenuiflora and M. paraibana are closely related and closer to B-rhizobia than to α-rhizobia. However, the similarity with all the tested B-rhizobia reference strains was relatively low suggesting that the isolates may belong to different bacteria species. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-04-23T11:11:11Z 2014-04-23T11:11:11Z 2014-04-23 2014 2019-05-29T11:11:11Z |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/publishedVersion info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
African Journal of Microbiology Research, v. 8, n. 8, p. 788-796, Feb., 2014. ISSN 1996-0808. http://www.alice.cnptia.embrapa.br/alice/handle/doc/984991 DOI: 10.5897/AJMR2013.6518. |
identifier_str_mv |
African Journal of Microbiology Research, v. 8, n. 8, p. 788-796, Feb., 2014. ISSN 1996-0808. DOI: 10.5897/AJMR2013.6518. |
url |
http://www.alice.cnptia.embrapa.br/alice/handle/doc/984991 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.source.none.fl_str_mv |
reponame:Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice) instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa) instacron:EMBRAPA |
instname_str |
Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
instacron_str |
EMBRAPA |
institution |
EMBRAPA |
reponame_str |
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice) |
collection |
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice) |
repository.name.fl_str_mv |
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA - Alice) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
repository.mail.fl_str_mv |
cg-riaa@embrapa.br |
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1794503390094426112 |